Author Archives: Lee Pavelich

Human race 2016 Kardashev score

BP has released its latest world energy outlook report, and from page 8 of the PDF here we see that total world energy consumption was 13,276.3 Mtoe in 2016. Following the prescription I laid out previously here, we can calculate human … Continue reading

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Year in review 2016

2016 is over, so it’s time to update the end-of-year civilization benchmarks. I’ve dropped the solar power production as energy was already covered by the Kardashev score and overindexing on one particular technology is probably unwise. I’m also not so … Continue reading

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Book Review: Hidden Order

Hidden Order: The Economics of Everyday Life by David Friedman Hidden Order is my favorite popular economics introduction, because, rather than being a sequence of interesting stories making a point, it has the logic and structure of a textbook: starting … Continue reading

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Book Review: Square One

Square One: The Foundations of Knowledge by Steve Patterson The first of a series of planned philosophy books by Steve Patterson, who runs the Patterson in Pursuit podcast that I listen to, Square One is about the ultimate grounding of … Continue reading

Posted in Logic, Rationality, Reviews

Book Review: Stuff Matters

Stuff Matters: Exploring the Marvelous Materials that Shape Our Man-Made World by Mark Miodownik When I watched the BBC documentary series Connections (which I recommend to everybody), one of the main takeaways was how important materials science and engineering are … Continue reading

Posted in Chemistry, Reviews

Human race 2015 Kardashev score

Armed with 2015 data (found on page 40 here, for “Total World”), we can calculate the latest Kardashev score for human civilization. Further, the new data slightly revises previous years estimates, and so I’ll calculate the values for the past … Continue reading

Posted in Energy, Science (general), Technology | 1 Comment

Animated Kronig-Penney band structure

In our recent paper, my supervisor and I developed a method for generating the electronic band structure of one-dimensional periodic potentials using matrix mechanics. We used the Kronig-Penney model, which has known analytical solutions, as our benchmark and then extended the … Continue reading

Posted in Physics